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Revenue from Contracts with Customers - Transaction Price Allocated to Unsatisfied Performance Obligations (Details) - KRW (₩) ₩ in Millions | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
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Disclosure of transaction price allocated to remaining performance obligations [line items] |  |  |
Transaction price allocated to unsatisfied performance obligations | ₩ 29,332 | ₩ 19,875 | ₩ 18,574
Micro-transaction revenue |  |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |  |
Transaction price allocated to unsatisfied performance obligations | 25,290 | 17,159 | 16,787
Micro-transaction revenue | Online game |  |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |  |
Transaction price allocated to unsatisfied performance obligations | 10,822 | 10,216 | 9,918
Micro-transaction revenue | Mobile game |  |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |  |
Transaction price allocated to unsatisfied performance obligations | 14,468 | 6,943 | 6,869
Royalties and license fees |  |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |  |
Transaction price allocated to unsatisfied performance obligations | 4,037 | 2,426 | 101
Royalties and license fees | Online game |  |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |  |
Transaction price allocated to unsatisfied performance obligations | 448 | 164 | 49
Royalties and license fees | Mobile game |  |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |  |
Transaction price allocated to unsatisfied performance obligations | 3,589 | 2,262 | 52
Others |  |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |  |
Transaction price allocated to unsatisfied performance obligations | ₩ 5 | ₩ 290 | ₩ 1,686

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- Definition The amount of the transaction price allocated to the performance obligations that are unsatisfied (or partially unsatisfied) as of the end of the reporting period. The transaction price is the amount of consideration to which an entity expects to be entitled in exchange for transferring promised goods or services to a customer, excluding amounts collected on behalf of third parties (for example, some sales taxes). [Refer: Performance obligations [domain]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2024-01-01 -Paragraph 120 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2024-en-r&anchor=para_120_a&doctype=Standard -URIDate 2024-03-27 + Details
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